Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5788875 | Device for a detachable securing of formwork boards | — | 1998-08-04 |
| 5368796 | Process and apparatus for regenerating used articles of polyolefin to reusable raw material | Arnulf Lorenz | 1994-11-29 |